Ford WSG-1068 — Pinpoint Test C: The Engine Does Not Reach Normal Operating Temperature

Testing & diagnosis · Cooling system

For the Ford WSG-1068, from the Ford service manual.

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Procedure

1. Start the engine and allow it to idle for ten minutes.
2. Feel the inlet and heater water hoses and the underside of the upper radiator hose.
3. If the hoses are cold, install a new water thermostat; otherwise test the engine coolant temperature gauge.

Source: Ford service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.

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